London Bridge is falling down, Falling down, falling down, London Bridge is falling down, My fair lady. Built it up with iron bars, Iron bars, iron bars, Built it up with iron bars, My fair lady. Iron bars will bend and break, Bend and break, bend and break, Iron bars will bend and break, My fair lady. Here's a prisoner I have caught, I have caught, I have caught, Here's a prisoner I have caught, My fair lady. Take the keys and lock him up, Lock him up, lock him up, Take the keys and lock him up, My fair lady. London Bridge is falling down, Falling down, falling down, London Bridge is falling down, My fair lady.